Introduction: The Air Water Rocket Launcher!!!!!!
this simple and cheep rocket launcher uses NO EXXPLOSIVES, only water and air pressure and is made with PVC pipe.
if you want to build it click http://www.thisoldhouse.com/toh/video/0,,20263020,00.html for a video
if you want instructions, click http://www.thisoldhouse.com/toh/how-to/intro/0,,20258045,00.html
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